TN

Tetsuro Negami

NO Nok: 8 patents #40 of 725Top 6%
Overall (All Time): #600,038 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12281222 Rubber composition for torsional damper 2025-04-22
12269907 Rubber composition containing ethylene-propylene-nonconjugated polyene copolymer 2025-04-08
11174380 Rubber composition for torsional damper and torsional damper 2021-11-16
10450447 Acrylic rubber composition 2019-10-22
10435547 Halogenated butyl rubber composition and vibration-insulating grommet 2019-10-08
10393203 Acrylic rubber composition 2019-08-27
10309476 SBR composition for torsional damper, and torsional damper 2019-06-04
9434836 EPDM composition for torsional damper 2016-09-06